Home / 40,755.05-56,269.28-25,464.78

Finding the Fourth Proportional to 40,755.05, 56,269.28 and 25,464.78

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Solution

The fourth proportional to 40,755.05, 56,269.28 and 25,464.78 is: 35,158.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,755.05 : 56,269.28 = 25,464.78 : x
  2. Step 2: Convert to fraction form
    40,755.05/56,269.28 = 25,464.78/x
  3. Step 3: Cross multiply
    40,755.05x = 56,269.28 × 25,464.78
  4. Step 4: Simplify right side
    40,755.05x = 1,432,884,899.62
  5. Step 5: Solve for x
    x = 1,432,884,899.62/40,755.05
  6. Step 6: Final answer
    x = 35,158.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.